EP3002873A4 - Dispositif amplificateur multibande - Google Patents

Dispositif amplificateur multibande

Info

Publication number
EP3002873A4
EP3002873A4 EP13887733.7A EP13887733A EP3002873A4 EP 3002873 A4 EP3002873 A4 EP 3002873A4 EP 13887733 A EP13887733 A EP 13887733A EP 3002873 A4 EP3002873 A4 EP 3002873A4
Authority
EP
European Patent Office
Prior art keywords
amplifier device
multiband amplifier
multiband
amplifier
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP13887733.7A
Other languages
German (de)
English (en)
Other versions
EP3002873A1 (fr
EP3002873B1 (fr
Inventor
Kun Wang
Di Wu
Erni Zhu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of EP3002873A1 publication Critical patent/EP3002873A1/fr
Publication of EP3002873A4 publication Critical patent/EP3002873A4/fr
Application granted granted Critical
Publication of EP3002873B1 publication Critical patent/EP3002873B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F1/00Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/02Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/0205Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • H03F1/0288Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers using a main and one or several auxiliary peaking amplifiers whereby the load is connected to the main amplifier using an impedance inverter, e.g. Doherty amplifiers
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F1/00Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/32Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3241Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
    • H03F1/3247Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using feedback acting on predistortion circuits
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F1/00Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/32Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3241Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
    • H03F1/3252Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using multiple parallel paths between input and output
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/189High-frequency amplifiers, e.g. radio frequency amplifiers
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/189High-frequency amplifiers, e.g. radio frequency amplifiers
    • H03F3/19High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/24Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
    • H03F3/245Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages with semiconductor devices only
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2200/00Indexing scheme relating to amplifiers
    • H03F2200/111Indexing scheme relating to amplifiers the amplifier being a dual or triple band amplifier, e.g. 900 and 1800 MHz, e.g. switched or not switched, simultaneously or not
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2200/00Indexing scheme relating to amplifiers
    • H03F2200/165A filter circuit coupled to the input of an amplifier
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2200/00Indexing scheme relating to amplifiers
    • H03F2200/451Indexing scheme relating to amplifiers the amplifier being a radio frequency amplifier

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Amplifiers (AREA)
EP13887733.7A 2013-06-27 2013-06-27 Dispositif amplificateur multibande Not-in-force EP3002873B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2013/078139 WO2014205725A1 (fr) 2013-06-27 2013-06-27 Dispositif amplificateur multibande

Publications (3)

Publication Number Publication Date
EP3002873A1 EP3002873A1 (fr) 2016-04-06
EP3002873A4 true EP3002873A4 (fr) 2016-07-06
EP3002873B1 EP3002873B1 (fr) 2017-12-27

Family

ID=50957872

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13887733.7A Not-in-force EP3002873B1 (fr) 2013-06-27 2013-06-27 Dispositif amplificateur multibande

Country Status (4)

Country Link
US (1) US9590564B2 (fr)
EP (1) EP3002873B1 (fr)
CN (1) CN103891137B (fr)
WO (1) WO2014205725A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2970051C (fr) * 2014-12-11 2019-05-07 Huawei Technologies Co., Ltd. Circuit a radiofrequence, emetteur, station de base et terminal d'utilisateur
CN104980174B (zh) 2015-06-30 2018-02-06 上海华为技术有限公司 一种双频段双输入功放发射机
BR112018001247A2 (pt) 2015-09-01 2018-07-24 Nec Corporation aparelho de amplificação de energia e sistema de transmissão de sinal de televisão
US11283474B2 (en) 2018-03-26 2022-03-22 Telefonaktiebolaset LM Ericsson (Publ) Baseband frequency selective magnitude and phase adjustment for wideband Doherty power amplifier
CA3154262A1 (fr) * 2019-09-13 2021-03-18 Socovar S.E.C. Module de linearisation d'amplificateur de puissance et systeme d'amplificateur de puissance equipe dudit module
CN113765529B (zh) * 2020-06-03 2025-07-15 中兴通讯股份有限公司 一种功放发射机
CN112968675A (zh) * 2021-01-28 2021-06-15 重庆邮电大学 基于变容二极管加载复合左右手传输线的预失真多尔蒂功放
CN114448452B (zh) * 2021-02-09 2022-11-08 中兴通讯股份有限公司 信号处理装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080238544A1 (en) * 2007-03-30 2008-10-02 Nortel Networks Limited Amplifier pre-distortion systems and methods
EP2442441A2 (fr) * 2010-10-12 2012-04-18 Postech Academy-Industry Foundation Amplification

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007019578A (ja) 2005-07-05 2007-01-25 Hitachi Ltd 電力増幅器およびそれを用いた送信機
JP4486620B2 (ja) * 2006-06-23 2010-06-23 株式会社エヌ・ティ・ティ・ドコモ マルチバンドドハティ増幅器
JP4843455B2 (ja) * 2006-10-30 2011-12-21 株式会社エヌ・ティ・ティ・ドコモ 整合回路、マルチバンド増幅器
US8502599B2 (en) * 2011-10-19 2013-08-06 Futurewei Technologies, Inc. System and method for a multi-band power-amplifier
CN102801387A (zh) * 2012-09-13 2012-11-28 电子科技大学 一种双模双带高效率Doherty功率放大器
CN102868368A (zh) * 2012-09-14 2013-01-09 清华大学 基于t型网络和耦合线的双频同步式功放及其设计方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080238544A1 (en) * 2007-03-30 2008-10-02 Nortel Networks Limited Amplifier pre-distortion systems and methods
EP2442441A2 (fr) * 2010-10-12 2012-04-18 Postech Academy-Industry Foundation Amplification

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
See also references of WO2014205725A1 *
WENHUA CHEN ET AL: "Design and Linearization of Concurrent Dual-Band Doherty Power Amplifier With Frequency-Dependent Power Ranges", IEEE TRANSACTIONS ON MICROWAVE THEORY AND TECHNIQUES, vol. 59, no. 10, 1 October 2011 (2011-10-01), pages 2537 - 2546, XP055189326, ISSN: 0018-9480, DOI: 10.1109/TMTT.2011.2164089 *

Also Published As

Publication number Publication date
WO2014205725A1 (fr) 2014-12-31
CN103891137B (zh) 2016-08-10
EP3002873A1 (fr) 2016-04-06
EP3002873B1 (fr) 2017-12-27
US20160142022A1 (en) 2016-05-19
CN103891137A (zh) 2014-06-25
US9590564B2 (en) 2017-03-07

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